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#ifndef __ZRAN_FILE_UTIL_H__
#define __ZRAN_FILE_UTIL_H__
/*
* File utilities used to manipulate either
* Python file-like objects or file descriptors.
*/
#include <stdlib.h>
#include <stdint.h>
#define PY_SSIZE_T_CLEAN
#include <Python.h>
/*
* Implements a method analogous to fread that is performed on Python
* file-like objects.
*/
size_t _fread_python(void *ptr, size_t size, size_t nmemb, PyObject *f);
/*
* Implements a method analogous to ftell that is performed on Python
* file-like objects.
*/
int64_t _ftell_python(PyObject *f);
/*
* Implements a method analogous to fseek that is performed on Python
* file-like objects.
*/
int _fseek_python(PyObject *f, int64_t offset, int whence);
/*
* Implements a method analogous to feof that is performed on Python file-like
* objects.
*/
int _feof_python(PyObject *f, size_t f_ret);
/*
* Implements a method analogous to ferror that is performed on Python
* file-like objects.
*/
int _ferror_python(PyObject *f);
/*
* Implements a method analogous to fflush that is performed on Python
* file-like objects.
*/
int _fflush_python(PyObject *f);
/*
* Implements a method analogous to fwrite that is performed on Python
* file-like objects.
*/
size_t _fwrite_python(const void *ptr, size_t size, size_t nmemb, PyObject *f);
/*
* Implements a method analogous to getc that is performed on Python
* file-like objects.
*/
int _getc_python(PyObject *f);
/*
* Calls the .seekable() method on Python file-like objects.
*/
int _seekable_python(PyObject *f);
/*
* Calls ferror on fd if specified, otherwise the Python-specific method on f.
*/
int ferror_(FILE *fd, PyObject *f);
/*
* Calls fseek on fd if specified, otherwise the Python-specific method on f.
*/
int fseek_(FILE *fd, PyObject *f, int64_t offset, int whence);
/*
* Calls ftell on fd if specified, otherwise the Python-specific method on f.
*/
int64_t ftell_(FILE *fd, PyObject *f);
/*
* Calls fread on fd if specified, otherwise the Python-specific method on f.
*/
size_t fread_(void *ptr, size_t size, size_t nmemb, FILE *fd, PyObject *f);
/*
* Calls feof on fd if specified, otherwise the Python-specific method on f.
*/
int feof_(FILE *fd, PyObject *f, size_t f_ret);
/*
* Calls fflush on fd if specified, otherwise the Python-specific method on f.
*/
int fflush_(FILE *fd, PyObject *f);
/*
* Calls fwrite on fd if specified, otherwise the Python-specific method on f.
*/
size_t fwrite_(
const void *ptr, size_t size, size_t nmemb, FILE *fd, PyObject *f);
/*
* Calls getc on fd if specified, otherwise the Python-specific method on f.
*/
int getc_(FILE *fd, PyObject *f);
/*
* Returns whether the given file is seekable. If fd is specified, assumes it's always seekable.
* If f is specified, calls f.seekable() to see if the Python file object is seekable.
*/
int seekable_(FILE *fd, PyObject *f);
#endif /* __ZRAN_FILE_UTIL_H__ */
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